Java tutorial
/* ***** BEGIN LICENSE BLOCK ***** * Version: MPL 1.1/GPL 2.0/LGPL 2.1 * * The contents of this file are subject to the Mozilla Public License Version * 1.1 (the "License"); you may not use this file except in compliance with * the License. You may obtain a copy of the License at * http://www.mozilla.org/MPL/ * * Software distributed under the License is distributed on an "AS IS" basis, * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License * for the specific language governing rights and limitations under the * License. * * The Original Code is part of dcm4che, an implementation of DICOM(TM) in * Java(TM), hosted at https://github.com/gunterze/dcm4che. * * The Initial Developer of the Original Code is * Agfa Healthcare. * Portions created by the Initial Developer are Copyright (C) 2012 * the Initial Developer. All Rights Reserved. * * Contributor(s): * See @authors listed below * * Alternatively, the contents of this file may be used under the terms of * either the GNU General Public License Version 2 or later (the "GPL"), or * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), * in which case the provisions of the GPL or the LGPL are applicable instead * of those above. If you wish to allow use of your version of this file only * under the terms of either the GPL or the LGPL, and not to allow others to * use your version of this file under the terms of the MPL, indicate your * decision by deleting the provisions above and replace them with the notice * and other provisions required by the GPL or the LGPL. If you do not delete * the provisions above, a recipient may use your version of this file under * the terms of any one of the MPL, the GPL or the LGPL. * * ***** END LICENSE BLOCK ***** */ package org.dcm4che3.tool.hl7pix; import java.io.IOException; import java.net.Socket; import java.security.GeneralSecurityException; import java.util.List; import java.util.ResourceBundle; import org.apache.commons.cli.CommandLine; import org.apache.commons.cli.MissingOptionException; import org.apache.commons.cli.OptionBuilder; import org.apache.commons.cli.Options; import org.apache.commons.cli.ParseException; import org.dcm4che3.hl7.HL7Message; import org.dcm4che3.hl7.HL7Segment; import org.dcm4che3.hl7.MLLPConnection; import org.dcm4che3.net.Connection; import org.dcm4che3.net.Device; import org.dcm4che3.net.IncompatibleConnectionException; import org.dcm4che3.tool.common.CLIUtils; /** * @author Gunter Zeilinger <gunterze@gmail.com> * */ public class HL7Pix extends Device { private static ResourceBundle rb = ResourceBundle.getBundle("org.dcm4che3.tool.hl7pix.messages"); private final Connection conn = new Connection(); private final Connection remote = new Connection(); private String sendingApplication = "hl7pix^dcm4che"; private String receivingApplication = ""; private String charset; private Socket sock; private MLLPConnection mllp; public HL7Pix() throws IOException { super("hl7pix"); addConnection(conn); } public String getSendingApplication() { return sendingApplication; } public void setSendingApplication(String sendingApplication) { this.sendingApplication = sendingApplication; } public String getReceivingApplication() { return receivingApplication; } public void setReceivingApplication(String receivingApplication) { this.receivingApplication = receivingApplication; } public void setCharacterSet(String charset) { this.charset = charset; } private static CommandLine parseComandLine(String[] args) throws ParseException { Options opts = new Options(); addConnectOption(opts); addBindOption(opts); addCharsetOption(opts); CLIUtils.addResponseTimeoutOption(opts); CLIUtils.addSocketOptions(opts); CLIUtils.addTLSOptions(opts); CLIUtils.addCommonOptions(opts); return CLIUtils.parseComandLine(args, opts, rb, HL7Pix.class); } @SuppressWarnings("static-access") private static void addCharsetOption(Options opts) { opts.addOption(OptionBuilder.withLongOpt("charset").hasArg().withArgName("name") .withDescription(rb.getString("charset")).create(null)); } @SuppressWarnings("static-access") private static void addConnectOption(Options opts) { opts.addOption(OptionBuilder.hasArg().withArgName("app^fac@host:port") .withDescription(rb.getString("connect")).withLongOpt("connect").create("c")); opts.addOption(OptionBuilder.hasArg().withArgName("[user:password@]host:port") .withDescription(rb.getString("proxy")).withLongOpt("proxy").create(null)); CLIUtils.addConnectTimeoutOption(opts); } @SuppressWarnings("static-access") private static void addBindOption(Options opts) { opts.addOption(OptionBuilder.hasArg().withArgName("app^fac[@ip]").withDescription(rb.getString("bind")) .withLongOpt("bind").create("b")); } private static void configureConnect(HL7Pix hl7pix, CommandLine cl) throws MissingOptionException, ParseException { String appAtHostPort = cl.getOptionValue("c"); if (appAtHostPort == null) throw new MissingOptionException(CLIUtils.rb.getString("missing-connect-opt")); String[] appHostPort = HL7Segment.split(appAtHostPort, '@'); if (appHostPort.length != 2) throw new ParseException(CLIUtils.rb.getString("invalid-connect-opt")); String[] hostPort = HL7Segment.split(appHostPort[1], ':'); if (hostPort.length != 2) throw new ParseException(CLIUtils.rb.getString("invalid-connect-opt")); hl7pix.setReceivingApplication(appHostPort[0]); hl7pix.remote.setHostname(hostPort[0]); hl7pix.remote.setPort(Integer.parseInt(hostPort[1])); hl7pix.remote.setHttpProxy(cl.getOptionValue("proxy")); } private static void configureBind(HL7Pix hl7pix, CommandLine cl) { String appAtHost = cl.getOptionValue("b"); if (appAtHost != null) { String[] appHost = HL7Segment.split(appAtHost, '@'); hl7pix.setSendingApplication(appHost[0]); if (appHost.length > 1) hl7pix.conn.setHostname(appHost[1]); } } @SuppressWarnings("unchecked") public static void main(String[] args) { try { CommandLine cl = parseComandLine(args); HL7Pix main = new HL7Pix(); configureConnect(main, cl); configureBind(main, cl); CLIUtils.configure(main.conn, cl); main.setCharacterSet(cl.getOptionValue("charset")); main.remote.setTlsProtocols(main.conn.getTlsProtocols()); main.remote.setTlsCipherSuites(main.conn.getTlsCipherSuites()); List<String> argList = cl.getArgList(); if (argList.isEmpty()) throw new ParseException(rb.getString("missing")); try { main.open(); main.query(argList.get(0), argList.subList(1, argList.size()).toArray(new String[0])); } finally { main.close(); } } catch (ParseException e) { System.err.println("hl7pix: " + e.getMessage()); System.err.println(rb.getString("try")); System.exit(2); } catch (Exception e) { System.err.println("hl7pix: " + e.getMessage()); e.printStackTrace(); System.exit(2); } } public void open() throws IOException, IncompatibleConnectionException, GeneralSecurityException { sock = conn.connect(remote); sock.setSoTimeout(conn.getResponseTimeout()); mllp = new MLLPConnection(sock); } public void close() { conn.close(sock); } public void query(String pid, String[] domains) throws IOException { HL7Message qbp = HL7Message.makePixQuery(pid, domains); HL7Segment msh = qbp.get(0); msh.setSendingApplicationWithFacility(sendingApplication); msh.setReceivingApplicationWithFacility(receivingApplication); msh.setField(17, charset); mllp.writeMessage(qbp.getBytes(charset)); if (mllp.readMessage() == null) throw new IOException("Connection closed by receiver"); } }